Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-04-2024 13:41

General

  • Target

    00c286978917b3b6285d6c3df4777fad8b3504dae72927177fe0f1f1b6e0c988.exe

  • Size

    306KB

  • MD5

    028a55f01808f7b2de4badc2f046e56f

  • SHA1

    eb9fc10ad67575b9287bb7d900c89adcb5d0019c

  • SHA256

    00c286978917b3b6285d6c3df4777fad8b3504dae72927177fe0f1f1b6e0c988

  • SHA512

    d86c0487507a4f13a3b1d9f9d3552fe3b53c990a02b494c4164322a980e45196aa3cbcf099aeb8dd188eedecaa811f1a9736ab79e316ecade859f7d3498e341f

  • SSDEEP

    6144:/qY6irwP7YfmrYiJv7TAPAzdcZqf7DI/L:/nwPkiJvGAzdcUzs/

Malware Config

Extracted

Family

redline

Botnet

spoo

C2

103.113.70.99:2630

Signatures

  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine payload 1 IoCs
  • Sets service image path in registry 2 TTPs 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies data under HKEY_USERS 41 IoCs
  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\00c286978917b3b6285d6c3df4777fad8b3504dae72927177fe0f1f1b6e0c988.exe
    "C:\Users\Admin\AppData\Local\Temp\00c286978917b3b6285d6c3df4777fad8b3504dae72927177fe0f1f1b6e0c988.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4800
  • C:\Windows\System32\WaaSMedicAgent.exe
    C:\Windows\System32\WaaSMedicAgent.exe 98d28e1b1774c097fed28e64cb052318 91UXBXSJEUmfkHMe4bypEw.0.1.0.0.0
    1⤵
    • Sets service image path in registry
    • Modifies data under HKEY_USERS
    PID:2008

Network

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

2
T1112

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Credential Access

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

2
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\Tmp3103.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/4800-23-0x0000000006FC0000-0x0000000006FDE000-memory.dmp
    Filesize

    120KB

  • memory/4800-3-0x0000000005940000-0x00000000059D2000-memory.dmp
    Filesize

    584KB

  • memory/4800-27-0x0000000007150000-0x000000000725A000-memory.dmp
    Filesize

    1.0MB

  • memory/4800-28-0x0000000007090000-0x00000000070A2000-memory.dmp
    Filesize

    72KB

  • memory/4800-5-0x0000000005AF0000-0x0000000005AFA000-memory.dmp
    Filesize

    40KB

  • memory/4800-1-0x0000000074920000-0x00000000750D0000-memory.dmp
    Filesize

    7.7MB

  • memory/4800-22-0x0000000006540000-0x00000000065B6000-memory.dmp
    Filesize

    472KB

  • memory/4800-0-0x0000000000EE0000-0x0000000000F32000-memory.dmp
    Filesize

    328KB

  • memory/4800-38-0x0000000074920000-0x00000000750D0000-memory.dmp
    Filesize

    7.7MB

  • memory/4800-2-0x0000000005E10000-0x00000000063B4000-memory.dmp
    Filesize

    5.6MB

  • memory/4800-4-0x0000000005B80000-0x0000000005B90000-memory.dmp
    Filesize

    64KB

  • memory/4800-29-0x00000000070F0000-0x000000000712C000-memory.dmp
    Filesize

    240KB

  • memory/4800-30-0x0000000007260000-0x00000000072AC000-memory.dmp
    Filesize

    304KB

  • memory/4800-31-0x00000000073A0000-0x0000000007406000-memory.dmp
    Filesize

    408KB

  • memory/4800-34-0x00000000081F0000-0x00000000083B2000-memory.dmp
    Filesize

    1.8MB

  • memory/4800-35-0x00000000088F0000-0x0000000008E1C000-memory.dmp
    Filesize

    5.2MB

  • memory/4800-36-0x00000000084C0000-0x0000000008510000-memory.dmp
    Filesize

    320KB

  • memory/4800-26-0x0000000007600000-0x0000000007C18000-memory.dmp
    Filesize

    6.1MB